DE112015001325T5 - Beleuchtungsvorrichtung und Bild-Abtastvorrichtung - Google Patents

Beleuchtungsvorrichtung und Bild-Abtastvorrichtung Download PDF

Info

Publication number
DE112015001325T5
DE112015001325T5 DE112015001325.3T DE112015001325T DE112015001325T5 DE 112015001325 T5 DE112015001325 T5 DE 112015001325T5 DE 112015001325 T DE112015001325 T DE 112015001325T DE 112015001325 T5 DE112015001325 T5 DE 112015001325T5
Authority
DE
Germany
Prior art keywords
light
light guide
area
illumination
shape
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE112015001325.3T
Other languages
German (de)
English (en)
Inventor
Akiko FUJIUCHI
Taku MATSUZAWA
Toshiaki Shoji
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE112015001325T5 publication Critical patent/DE112015001325T5/de
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
    • H04N1/0306—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array using a plurality of optical elements arrayed in the main scan direction, e.g. an array of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/0095—Relay lenses or rod lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
    • G02B6/0006—Coupling light into the fibre
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
    • G02B6/001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
    • H04N1/02855—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array in combination with a light guide, e.g. optical fibre, glass plate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02885—Means for compensating spatially uneven illumination, e.g. an aperture arrangement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/50—Projection printing apparatus, e.g. enlarger, copying camera with slit or like diaphragm moving over original for progressive exposure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/54—Lamp housings; Illuminating means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0077—Types of the still picture apparatus
    • H04N2201/0081—Image reader

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Image Input (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Planar Illumination Modules (AREA)
DE112015001325.3T 2014-03-17 2015-03-03 Beleuchtungsvorrichtung und Bild-Abtastvorrichtung Pending DE112015001325T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014053335 2014-03-17
JP2014-053335 2014-03-17
PCT/JP2015/056236 WO2015141461A1 (ja) 2014-03-17 2015-03-03 照明装置および画像読取装置

Publications (1)

Publication Number Publication Date
DE112015001325T5 true DE112015001325T5 (de) 2016-12-22

Family

ID=54144436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112015001325.3T Pending DE112015001325T5 (de) 2014-03-17 2015-03-03 Beleuchtungsvorrichtung und Bild-Abtastvorrichtung

Country Status (6)

Country Link
US (1) US9894233B2 (ja)
JP (1) JP6336043B2 (ja)
CN (1) CN106134171B (ja)
DE (1) DE112015001325T5 (ja)
TW (1) TW201543090A (ja)
WO (1) WO2015141461A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014097995A1 (ja) * 2012-12-20 2014-06-26 三菱電機株式会社 導光体、光源装置及び画像読取装置
JP7049094B2 (ja) * 2017-10-27 2022-04-06 株式会社ヴィーネックス ライン光源及びこれを備えた光ラインセンサユニット
JP7461172B2 (ja) * 2020-03-02 2024-04-03 グローリー株式会社 イメージセンサ用照明装置

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10233890A (ja) 1997-02-20 1998-09-02 Rohm Co Ltd 画像読み取り装置
US20070248307A1 (en) * 2002-10-04 2007-10-25 Page David J Transparent light emitting members and method of manufacture
JP2005235759A (ja) 2004-02-17 2005-09-02 Seiko Instruments Inc 照明装置、及びこれを用いた表示装置
JPWO2006049206A1 (ja) * 2004-11-05 2008-05-29 三菱電機株式会社 照明装置、およびこれを用いた画像読み取り装置
EP1684111B1 (en) 2005-01-19 2009-08-05 Nichia Corporation Surface light emitting apparatus
JP4635863B2 (ja) 2005-01-19 2011-02-23 日亜化学工業株式会社 面発光装置
JP2007259396A (ja) * 2006-02-23 2007-10-04 Rohm Co Ltd 線状光源装置、並びに、これを用いた画像読取装置および平面ディスプレイ装置
WO2008108210A1 (ja) * 2007-02-26 2008-09-12 Rohm Co., Ltd. 線状光源装置およびそれを備えた画像読み取り装置
JP2008271009A (ja) 2007-04-18 2008-11-06 Rohm Co Ltd 線状光源装置およびそれを備えた画像読み取り装置
JP4424360B2 (ja) * 2007-02-26 2010-03-03 三菱電機株式会社 イメージセンサ
JP2009065244A (ja) 2007-09-04 2009-03-26 Rohm Co Ltd イメージセンサモジュール
US7796310B2 (en) * 2007-10-31 2010-09-14 Canon Denshi Kabushiki Kaisha Image reading apparatus and control method therefor, as well as storage medium
JP4720831B2 (ja) 2008-01-29 2011-07-13 三菱電機株式会社 イメージセンサ用照明装置
JP5244952B2 (ja) * 2010-12-21 2013-07-24 キヤノン・コンポーネンツ株式会社 イメージセンサユニット、及び、画像読取装置
JP2012204197A (ja) 2011-03-25 2012-10-22 Iina:Kk 柱状発光体
CN103477252A (zh) * 2011-04-22 2013-12-25 夏普株式会社 透镜和光源单元
WO2013022060A1 (ja) * 2011-08-09 2013-02-14 キヤノン・コンポーネンツ株式会社 イメージセンサユニット及びこれを用いた画像読取装置
JP5518953B2 (ja) * 2011-08-09 2014-06-11 キヤノン・コンポーネンツ株式会社 イメージセンサユニットおよび画像読取装置
JP5536150B2 (ja) * 2011-08-09 2014-07-02 キヤノン・コンポーネンツ株式会社 イメージセンサユニット及び画像読取装置
JP5384707B2 (ja) * 2011-08-09 2014-01-08 キヤノン・コンポーネンツ株式会社 イメージセンサユニット及びこれを用いた画像読取装置
JP5518820B2 (ja) * 2011-10-21 2014-06-11 キヤノン・コンポーネンツ株式会社 イメージセンサユニットおよび画像読取装置
EP2800348B1 (en) 2011-12-27 2019-10-02 Mitsubishi Electric Corporation Light source unit and image reading device
JP5612717B2 (ja) * 2012-03-30 2014-10-22 キヤノン・コンポーネンツ株式会社 照明装置、イメージセンサユニット、画像読取装置、画像形成装置
JP5529318B2 (ja) * 2012-04-04 2014-06-25 キヤノン・コンポーネンツ株式会社 照明装置、イメージセンサユニット、画像読取装置、および、紙葉類鑑別装置
JP5935487B2 (ja) * 2012-04-25 2016-06-15 三菱電機株式会社 照明装置、イメージセンサ及びそれらの製造方法
EP2849423B1 (en) * 2012-05-10 2020-04-01 Mitsubishi Electric Corporation Image sensor
JP5820845B2 (ja) * 2012-09-07 2015-11-24 キヤノン・コンポーネンツ株式会社 照明装置、イメージセンサユニットおよび紙葉類識別装置
CN104737525B (zh) * 2012-10-18 2017-09-08 三菱电机株式会社 图像传感器装置
CN105075231B (zh) * 2013-02-22 2018-05-25 三菱电机株式会社 图像传感器单元及图像传感器单元的制造方法
JP6207236B2 (ja) * 2013-05-28 2017-10-04 三菱電機株式会社 点光源、面状光源装置および表示装置
JP6007361B2 (ja) * 2014-01-15 2016-10-12 コニカミノルタ株式会社 導光体、画像読取用照明装置及び画像読取装置

Also Published As

Publication number Publication date
CN106134171A (zh) 2016-11-16
WO2015141461A1 (ja) 2015-09-24
US20170085738A1 (en) 2017-03-23
US9894233B2 (en) 2018-02-13
JP6336043B2 (ja) 2018-06-06
JPWO2015141461A1 (ja) 2017-04-06
CN106134171B (zh) 2019-06-14
TW201543090A (zh) 2015-11-16

Similar Documents

Publication Publication Date Title
DE112013006158B4 (de) Lichtleiter, Lichtquellenvorrichtung und Bildleseeinrichtung
EP1730500B1 (de) Optische systeme zur erzeugung eines beleuchtungsstreifens
US9385150B2 (en) Image sensor device
EP0824736B1 (de) Vorrichtung und verfahren zur prüfung von blattgut, wie z.b. banknoten oder wertpapiere
EP2266380B1 (de) Optische erfassungsvorrichtung und verfahren für die erfassung von oberflächen von bauteilen
CN103065386B (zh) 图像传感器单元以及图像读取装置
DE102004031142B4 (de) Bildsensormodul vom Kontakttyp und Bildlesevorrichtung mit einem solchen Bildsensormodul
EP1805978A1 (de) Verfahren zur korrektur von bildmesswerten
DE19613082A1 (de) Verfahren und Vorrichtung zur qualitativen Beurteilung von bearbeitetem Material
DE102018103544B3 (de) Kamera und Verfahren zur Erfassung von Bilddaten
DE112017002541T5 (de) Festkörper-bildgebungseinrichtung und bildsensor
DE112015001325T5 (de) Beleuchtungsvorrichtung und Bild-Abtastvorrichtung
DE3922422C2 (de) Abtastanordnung zum Lesen eines Farbbildes
DE102016104255A1 (de) Bildlesevorrichtung
DE102017119282B4 (de) Optische Abbildungsvorrichtungen und -verfahren
DE10000030A1 (de) Kamerasystem für die Bearbeitung von Dokumenten
DE69123206T2 (de) Auflösungsgerät
EP1362473B1 (de) VORRICHTUNG UND VERFAHREN ZUM ZEILENFÖRMIGEN BELEUCHTEN EINES OBJEKTES MITTELS LEDs UND EINES ELLIPTISCHEN SPIEGELS
DE10159234B4 (de) Vorrichtung zur Untersuchung von Dokumenten
DE10137043A1 (de) Vorrichtung zur Untersuchung von Wertdokumenten
DE69029550T2 (de) Vorrichtung zum optischen Abtasten eines Dokuments
DE10233652A1 (de) Bilderzeugungsvorrichtung mit einer Beleuchtungsquelle, die ein invertiertes Strahlungsprofil aufweist, und Verfahren zur Bilderzeugung
DE112019003090T5 (de) Beleuchtete Vorrichtung und Bildlesevorrichtung
DE19927991A1 (de) Zellbasierter Bildsensor
DE202022103565U1 (de) Beleuchtungsvorrichtung zur Erzeugung eines Beleuchtungsfeldes für eine Kamera

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R082 Change of representative

Representative=s name: MEISSNER BOLTE PATENTANWAELTE RECHTSANWAELTE P, DE

R016 Response to examination communication